854533429 has 2 divisors, whose sum is σ = 854533430. Its totient is φ = 854533428.

The previous prime is 854533397. The next prime is 854533451. The reversal of 854533429 is 924335458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 560410929 + 294122500 = 23673^2 + 17150^2 .

It is a cyclic number.

It is not a de Polignac number, because 854533429 - 2⁵ = 854533397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854533129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427266714 + 427266715.

It is an arithmetic number, because the mean of its divisors is an integer number (427266715).

Almost surely, 2^854533429 is an apocalyptic number.

It is an amenable number.

854533429 is a deficient number, since it is larger than the sum of its proper divisors (1).

854533429 is an equidigital number, since it uses as much as digits as its factorization.

854533429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 43.

The square root of 854533429 is about 29232.4037499484. The cubic root of 854533429 is about 948.9493200236.

The spelling of 854533429 in words is "eight hundred fifty-four million, five hundred thirty-three thousand, four hundred twenty-nine".